Extended search allows you to search through your Jira instance using JQL with additional functions. There are many occasions when standard Jira search is too limiting. Follow the next section to learn how to use Extended search.
Go to main Jira page and nagivate to Apps → JQL Search Extensions
In the Extended search screen, type a JQL query and press Search or hit Enter.
You can use additional functions provided by JQL Search Extensions. For example, to find all issues with a summary starting with “Hello” type issue in wildcardMatch(“summary”, “Hello*”)
Using the results in Jira search
You can save your Extended JQL query as a Jira filter.
Save the query as a filter button actives after you perform a search.